Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien danh
hanh trinh » canh tranh, hanh chinh
trinh chua » trinh chuan, trinh cua, trinh chu
hieu manh » chieu xanh, hieu nganh, dieu hanh
thien anh » thien danh, tien anh, thien thanh
chua xang » chua nang, chuc nang, chu bang
xang cong » dang cong, bang cong, hang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((thieu xanh) OR (hieu manh))) or (thien anh)) - hanh trinh chua xang cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (hieu manh))) OR (thien anh)) - hanh trinh chua xang cong dan than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((thieu xanh) OR (hieu manh))) or (thien anh)) - hanh trinh chua xang cong dan than cap".
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) OR (hieu manh))) or (thien anh)) - hanh trinh chua xang cong dan than cap*.